1 /*
2 * NXP Wireless LAN device driver: station command response handling
3 *
4 * Copyright 2011-2020 NXP
5 *
6 * This software file (the "File") is distributed by NXP
7 * under the terms of the GNU General Public License Version 2, June 1991
8 * (the "License"). You may use, redistribute and/or modify this File in
9 * accordance with the terms and conditions of the License, a copy of which
10 * is available by writing to the Free Software Foundation, Inc.,
11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13 *
14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16 * ARE EXPRESSLY DISCLAIMED. The License provides additional details about
17 * this warranty disclaimer.
18 */
19
20 #include "decl.h"
21 #include "ioctl.h"
22 #include "util.h"
23 #include "fw.h"
24 #include "main.h"
25 #include "wmm.h"
26 #include "11n.h"
27 #include "11ac.h"
28
29
30 /*
31 * This function handles the command response error case.
32 *
33 * For scan response error, the function cancels all the pending
34 * scan commands and generates an event to inform the applications
35 * of the scan completion.
36 *
37 * For Power Save command failure, we do not retry enter PS
38 * command in case of Ad-hoc mode.
39 *
40 * For all other response errors, the current command buffer is freed
41 * and returned to the free command queue.
42 */
43 static void
mwifiex_process_cmdresp_error(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)44 mwifiex_process_cmdresp_error(struct mwifiex_private *priv,
45 struct host_cmd_ds_command *resp)
46 {
47 struct mwifiex_adapter *adapter = priv->adapter;
48 struct host_cmd_ds_802_11_ps_mode_enh *pm;
49
50 mwifiex_dbg(adapter, ERROR,
51 "CMD_RESP: cmd %#x error, result=%#x\n",
52 resp->command, resp->result);
53
54 if (adapter->curr_cmd->wait_q_enabled)
55 adapter->cmd_wait_q.status = -1;
56
57 switch (le16_to_cpu(resp->command)) {
58 case HostCmd_CMD_802_11_PS_MODE_ENH:
59 pm = &resp->params.psmode_enh;
60 mwifiex_dbg(adapter, ERROR,
61 "PS_MODE_ENH cmd failed: result=0x%x action=0x%X\n",
62 resp->result, le16_to_cpu(pm->action));
63 /* We do not re-try enter-ps command in ad-hoc mode. */
64 if (le16_to_cpu(pm->action) == EN_AUTO_PS &&
65 (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) &&
66 priv->bss_mode == NL80211_IFTYPE_ADHOC)
67 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
68
69 break;
70 case HostCmd_CMD_802_11_SCAN:
71 case HostCmd_CMD_802_11_SCAN_EXT:
72 mwifiex_cancel_scan(adapter);
73 break;
74
75 case HostCmd_CMD_MAC_CONTROL:
76 break;
77
78 case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
79 mwifiex_dbg(adapter, MSG,
80 "SDIO RX single-port aggregation Not support\n");
81 break;
82
83 default:
84 break;
85 }
86 /* Handling errors here */
87 mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd);
88
89 spin_lock_bh(&adapter->mwifiex_cmd_lock);
90 adapter->curr_cmd = NULL;
91 spin_unlock_bh(&adapter->mwifiex_cmd_lock);
92 }
93
94 /*
95 * This function handles the command response of get RSSI info.
96 *
97 * Handling includes changing the header fields into CPU format
98 * and saving the following parameters in driver -
99 * - Last data and beacon RSSI value
100 * - Average data and beacon RSSI value
101 * - Last data and beacon NF value
102 * - Average data and beacon NF value
103 *
104 * The parameters are send to the application as well, along with
105 * calculated SNR values.
106 */
mwifiex_ret_802_11_rssi_info(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)107 static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv,
108 struct host_cmd_ds_command *resp)
109 {
110 struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp =
111 &resp->params.rssi_info_rsp;
112 struct mwifiex_ds_misc_subsc_evt *subsc_evt =
113 &priv->async_subsc_evt_storage;
114
115 priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last);
116 priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last);
117
118 priv->data_rssi_avg = le16_to_cpu(rssi_info_rsp->data_rssi_avg);
119 priv->data_nf_avg = le16_to_cpu(rssi_info_rsp->data_nf_avg);
120
121 priv->bcn_rssi_last = le16_to_cpu(rssi_info_rsp->bcn_rssi_last);
122 priv->bcn_nf_last = le16_to_cpu(rssi_info_rsp->bcn_nf_last);
123
124 priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg);
125 priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg);
126
127 if (priv->subsc_evt_rssi_state == EVENT_HANDLED)
128 return 0;
129
130 memset(subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt));
131
132 /* Resubscribe low and high rssi events with new thresholds */
133 subsc_evt->events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH;
134 subsc_evt->action = HostCmd_ACT_BITWISE_SET;
135 if (priv->subsc_evt_rssi_state == RSSI_LOW_RECVD) {
136 subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg -
137 priv->cqm_rssi_hyst);
138 subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold);
139 } else if (priv->subsc_evt_rssi_state == RSSI_HIGH_RECVD) {
140 subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold);
141 subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg +
142 priv->cqm_rssi_hyst);
143 }
144 subsc_evt->bcn_l_rssi_cfg.evt_freq = 1;
145 subsc_evt->bcn_h_rssi_cfg.evt_freq = 1;
146
147 priv->subsc_evt_rssi_state = EVENT_HANDLED;
148
149 mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SUBSCRIBE_EVENT,
150 0, 0, subsc_evt, false);
151
152 return 0;
153 }
154
155 /*
156 * This function handles the command response of set/get SNMP
157 * MIB parameters.
158 *
159 * Handling includes changing the header fields into CPU format
160 * and saving the parameter in driver.
161 *
162 * The following parameters are supported -
163 * - Fragmentation threshold
164 * - RTS threshold
165 * - Short retry limit
166 */
mwifiex_ret_802_11_snmp_mib(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,u32 * data_buf)167 static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv,
168 struct host_cmd_ds_command *resp,
169 u32 *data_buf)
170 {
171 struct host_cmd_ds_802_11_snmp_mib *smib = &resp->params.smib;
172 u16 oid = le16_to_cpu(smib->oid);
173 u16 query_type = le16_to_cpu(smib->query_type);
174 u32 ul_temp;
175
176 mwifiex_dbg(priv->adapter, INFO,
177 "info: SNMP_RESP: oid value = %#x,\t"
178 "query_type = %#x, buf size = %#x\n",
179 oid, query_type, le16_to_cpu(smib->buf_size));
180 if (query_type == HostCmd_ACT_GEN_GET) {
181 ul_temp = get_unaligned_le16(smib->value);
182 if (data_buf)
183 *data_buf = ul_temp;
184 switch (oid) {
185 case FRAG_THRESH_I:
186 mwifiex_dbg(priv->adapter, INFO,
187 "info: SNMP_RESP: FragThsd =%u\n",
188 ul_temp);
189 break;
190 case RTS_THRESH_I:
191 mwifiex_dbg(priv->adapter, INFO,
192 "info: SNMP_RESP: RTSThsd =%u\n",
193 ul_temp);
194 break;
195 case SHORT_RETRY_LIM_I:
196 mwifiex_dbg(priv->adapter, INFO,
197 "info: SNMP_RESP: TxRetryCount=%u\n",
198 ul_temp);
199 break;
200 case DTIM_PERIOD_I:
201 mwifiex_dbg(priv->adapter, INFO,
202 "info: SNMP_RESP: DTIM period=%u\n",
203 ul_temp);
204 break;
205 default:
206 break;
207 }
208 }
209
210 return 0;
211 }
212
213 /*
214 * This function handles the command response of get log request
215 *
216 * Handling includes changing the header fields into CPU format
217 * and sending the received parameters to application.
218 */
mwifiex_ret_get_log(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,struct mwifiex_ds_get_stats * stats)219 static int mwifiex_ret_get_log(struct mwifiex_private *priv,
220 struct host_cmd_ds_command *resp,
221 struct mwifiex_ds_get_stats *stats)
222 {
223 struct host_cmd_ds_802_11_get_log *get_log =
224 &resp->params.get_log;
225
226 if (stats) {
227 stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame);
228 stats->failed = le32_to_cpu(get_log->failed);
229 stats->retry = le32_to_cpu(get_log->retry);
230 stats->multi_retry = le32_to_cpu(get_log->multi_retry);
231 stats->frame_dup = le32_to_cpu(get_log->frame_dup);
232 stats->rts_success = le32_to_cpu(get_log->rts_success);
233 stats->rts_failure = le32_to_cpu(get_log->rts_failure);
234 stats->ack_failure = le32_to_cpu(get_log->ack_failure);
235 stats->rx_frag = le32_to_cpu(get_log->rx_frag);
236 stats->mcast_rx_frame = le32_to_cpu(get_log->mcast_rx_frame);
237 stats->fcs_error = le32_to_cpu(get_log->fcs_error);
238 stats->tx_frame = le32_to_cpu(get_log->tx_frame);
239 stats->wep_icv_error[0] =
240 le32_to_cpu(get_log->wep_icv_err_cnt[0]);
241 stats->wep_icv_error[1] =
242 le32_to_cpu(get_log->wep_icv_err_cnt[1]);
243 stats->wep_icv_error[2] =
244 le32_to_cpu(get_log->wep_icv_err_cnt[2]);
245 stats->wep_icv_error[3] =
246 le32_to_cpu(get_log->wep_icv_err_cnt[3]);
247 stats->bcn_rcv_cnt = le32_to_cpu(get_log->bcn_rcv_cnt);
248 stats->bcn_miss_cnt = le32_to_cpu(get_log->bcn_miss_cnt);
249 }
250
251 return 0;
252 }
253
254 /*
255 * This function handles the command response of set/get Tx rate
256 * configurations.
257 *
258 * Handling includes changing the header fields into CPU format
259 * and saving the following parameters in driver -
260 * - DSSS rate bitmap
261 * - OFDM rate bitmap
262 * - HT MCS rate bitmaps
263 *
264 * Based on the new rate bitmaps, the function re-evaluates if
265 * auto data rate has been activated. If not, it sends another
266 * query to the firmware to get the current Tx data rate.
267 */
mwifiex_ret_tx_rate_cfg(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)268 static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
269 struct host_cmd_ds_command *resp)
270 {
271 struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg;
272 struct mwifiex_rate_scope *rate_scope;
273 struct mwifiex_ie_types_header *head;
274 u16 tlv, tlv_buf_len, tlv_buf_left;
275 u8 *tlv_buf;
276 u32 i;
277
278 tlv_buf = ((u8 *)rate_cfg) + sizeof(struct host_cmd_ds_tx_rate_cfg);
279 tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*rate_cfg);
280
281 while (tlv_buf_left >= sizeof(*head)) {
282 head = (struct mwifiex_ie_types_header *)tlv_buf;
283 tlv = le16_to_cpu(head->type);
284 tlv_buf_len = le16_to_cpu(head->len);
285
286 if (tlv_buf_left < (sizeof(*head) + tlv_buf_len))
287 break;
288
289 switch (tlv) {
290 case TLV_TYPE_RATE_SCOPE:
291 rate_scope = (struct mwifiex_rate_scope *) tlv_buf;
292 priv->bitmap_rates[0] =
293 le16_to_cpu(rate_scope->hr_dsss_rate_bitmap);
294 priv->bitmap_rates[1] =
295 le16_to_cpu(rate_scope->ofdm_rate_bitmap);
296 for (i = 0;
297 i < ARRAY_SIZE(rate_scope->ht_mcs_rate_bitmap);
298 i++)
299 priv->bitmap_rates[2 + i] =
300 le16_to_cpu(rate_scope->
301 ht_mcs_rate_bitmap[i]);
302
303 if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) {
304 for (i = 0; i < ARRAY_SIZE(rate_scope->
305 vht_mcs_rate_bitmap);
306 i++)
307 priv->bitmap_rates[10 + i] =
308 le16_to_cpu(rate_scope->
309 vht_mcs_rate_bitmap[i]);
310 }
311 break;
312 /* Add RATE_DROP tlv here */
313 }
314
315 tlv_buf += (sizeof(*head) + tlv_buf_len);
316 tlv_buf_left -= (sizeof(*head) + tlv_buf_len);
317 }
318
319 priv->is_data_rate_auto = mwifiex_is_rate_auto(priv);
320
321 if (priv->is_data_rate_auto)
322 priv->data_rate = 0;
323 else
324 return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
325 HostCmd_ACT_GEN_GET, 0, NULL, false);
326
327 return 0;
328 }
329
330 /*
331 * This function handles the command response of get Tx power level.
332 *
333 * Handling includes saving the maximum and minimum Tx power levels
334 * in driver, as well as sending the values to user.
335 */
mwifiex_get_power_level(struct mwifiex_private * priv,void * data_buf)336 static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf)
337 {
338 int length, max_power = -1, min_power = -1;
339 struct mwifiex_types_power_group *pg_tlv_hdr;
340 struct mwifiex_power_group *pg;
341
342 if (!data_buf)
343 return -1;
344
345 pg_tlv_hdr = (struct mwifiex_types_power_group *)((u8 *)data_buf);
346 pg = (struct mwifiex_power_group *)
347 ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group));
348 length = le16_to_cpu(pg_tlv_hdr->length);
349
350 /* At least one structure required to update power */
351 if (length < sizeof(struct mwifiex_power_group))
352 return 0;
353
354 max_power = pg->power_max;
355 min_power = pg->power_min;
356 length -= sizeof(struct mwifiex_power_group);
357
358 while (length >= sizeof(struct mwifiex_power_group)) {
359 pg++;
360 if (max_power < pg->power_max)
361 max_power = pg->power_max;
362
363 if (min_power > pg->power_min)
364 min_power = pg->power_min;
365
366 length -= sizeof(struct mwifiex_power_group);
367 }
368 priv->min_tx_power_level = (u8) min_power;
369 priv->max_tx_power_level = (u8) max_power;
370
371 return 0;
372 }
373
374 /*
375 * This function handles the command response of set/get Tx power
376 * configurations.
377 *
378 * Handling includes changing the header fields into CPU format
379 * and saving the current Tx power level in driver.
380 */
mwifiex_ret_tx_power_cfg(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)381 static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv,
382 struct host_cmd_ds_command *resp)
383 {
384 struct mwifiex_adapter *adapter = priv->adapter;
385 struct host_cmd_ds_txpwr_cfg *txp_cfg = &resp->params.txp_cfg;
386 struct mwifiex_types_power_group *pg_tlv_hdr;
387 struct mwifiex_power_group *pg;
388 u16 action = le16_to_cpu(txp_cfg->action);
389 u16 tlv_buf_left;
390
391 pg_tlv_hdr = (struct mwifiex_types_power_group *)
392 ((u8 *)txp_cfg +
393 sizeof(struct host_cmd_ds_txpwr_cfg));
394
395 pg = (struct mwifiex_power_group *)
396 ((u8 *)pg_tlv_hdr +
397 sizeof(struct mwifiex_types_power_group));
398
399 tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*txp_cfg);
400 if (tlv_buf_left <
401 le16_to_cpu(pg_tlv_hdr->length) + sizeof(*pg_tlv_hdr))
402 return 0;
403
404 switch (action) {
405 case HostCmd_ACT_GEN_GET:
406 if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING)
407 mwifiex_get_power_level(priv, pg_tlv_hdr);
408
409 priv->tx_power_level = (u16) pg->power_min;
410 break;
411
412 case HostCmd_ACT_GEN_SET:
413 if (!le32_to_cpu(txp_cfg->mode))
414 break;
415
416 if (pg->power_max == pg->power_min)
417 priv->tx_power_level = (u16) pg->power_min;
418 break;
419 default:
420 mwifiex_dbg(adapter, ERROR,
421 "CMD_RESP: unknown cmd action %d\n",
422 action);
423 return 0;
424 }
425 mwifiex_dbg(adapter, INFO,
426 "info: Current TxPower Level = %d, Max Power=%d, Min Power=%d\n",
427 priv->tx_power_level, priv->max_tx_power_level,
428 priv->min_tx_power_level);
429
430 return 0;
431 }
432
433 /*
434 * This function handles the command response of get RF Tx power.
435 */
mwifiex_ret_rf_tx_power(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)436 static int mwifiex_ret_rf_tx_power(struct mwifiex_private *priv,
437 struct host_cmd_ds_command *resp)
438 {
439 struct host_cmd_ds_rf_tx_pwr *txp = &resp->params.txp;
440 u16 action = le16_to_cpu(txp->action);
441
442 priv->tx_power_level = le16_to_cpu(txp->cur_level);
443
444 if (action == HostCmd_ACT_GEN_GET) {
445 priv->max_tx_power_level = txp->max_power;
446 priv->min_tx_power_level = txp->min_power;
447 }
448
449 mwifiex_dbg(priv->adapter, INFO,
450 "Current TxPower Level=%d, Max Power=%d, Min Power=%d\n",
451 priv->tx_power_level, priv->max_tx_power_level,
452 priv->min_tx_power_level);
453
454 return 0;
455 }
456
457 /*
458 * This function handles the command response of set rf antenna
459 */
mwifiex_ret_rf_antenna(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)460 static int mwifiex_ret_rf_antenna(struct mwifiex_private *priv,
461 struct host_cmd_ds_command *resp)
462 {
463 struct host_cmd_ds_rf_ant_mimo *ant_mimo = &resp->params.ant_mimo;
464 struct host_cmd_ds_rf_ant_siso *ant_siso = &resp->params.ant_siso;
465 struct mwifiex_adapter *adapter = priv->adapter;
466
467 if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) {
468 priv->tx_ant = le16_to_cpu(ant_mimo->tx_ant_mode);
469 priv->rx_ant = le16_to_cpu(ant_mimo->rx_ant_mode);
470 mwifiex_dbg(adapter, INFO,
471 "RF_ANT_RESP: Tx action = 0x%x, Tx Mode = 0x%04x\t"
472 "Rx action = 0x%x, Rx Mode = 0x%04x\n",
473 le16_to_cpu(ant_mimo->action_tx),
474 le16_to_cpu(ant_mimo->tx_ant_mode),
475 le16_to_cpu(ant_mimo->action_rx),
476 le16_to_cpu(ant_mimo->rx_ant_mode));
477 } else {
478 priv->tx_ant = le16_to_cpu(ant_siso->ant_mode);
479 priv->rx_ant = le16_to_cpu(ant_siso->ant_mode);
480 mwifiex_dbg(adapter, INFO,
481 "RF_ANT_RESP: action = 0x%x, Mode = 0x%04x\n",
482 le16_to_cpu(ant_siso->action),
483 le16_to_cpu(ant_siso->ant_mode));
484 }
485 return 0;
486 }
487
488 /*
489 * This function handles the command response of set/get MAC address.
490 *
491 * Handling includes saving the MAC address in driver.
492 */
mwifiex_ret_802_11_mac_address(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)493 static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv,
494 struct host_cmd_ds_command *resp)
495 {
496 struct host_cmd_ds_802_11_mac_address *cmd_mac_addr =
497 &resp->params.mac_addr;
498
499 memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN);
500
501 mwifiex_dbg(priv->adapter, INFO,
502 "info: set mac address: %pM\n", priv->curr_addr);
503
504 return 0;
505 }
506
507 /*
508 * This function handles the command response of set/get MAC multicast
509 * address.
510 */
mwifiex_ret_mac_multicast_adr(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)511 static int mwifiex_ret_mac_multicast_adr(struct mwifiex_private *priv,
512 struct host_cmd_ds_command *resp)
513 {
514 return 0;
515 }
516
517 /*
518 * This function handles the command response of get Tx rate query.
519 *
520 * Handling includes changing the header fields into CPU format
521 * and saving the Tx rate and HT information parameters in driver.
522 *
523 * Both rate configuration and current data rate can be retrieved
524 * with this request.
525 */
mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)526 static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv,
527 struct host_cmd_ds_command *resp)
528 {
529 priv->tx_rate = resp->params.tx_rate.tx_rate;
530 priv->tx_htinfo = resp->params.tx_rate.ht_info;
531 if (!priv->is_data_rate_auto)
532 priv->data_rate =
533 mwifiex_index_to_data_rate(priv, priv->tx_rate,
534 priv->tx_htinfo);
535
536 return 0;
537 }
538
539 /*
540 * This function handles the command response of a deauthenticate
541 * command.
542 *
543 * If the deauthenticated MAC matches the current BSS MAC, the connection
544 * state is reset.
545 */
mwifiex_ret_802_11_deauthenticate(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)546 static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv,
547 struct host_cmd_ds_command *resp)
548 {
549 struct mwifiex_adapter *adapter = priv->adapter;
550
551 adapter->dbg.num_cmd_deauth++;
552 if (!memcmp(resp->params.deauth.mac_addr,
553 &priv->curr_bss_params.bss_descriptor.mac_address,
554 sizeof(resp->params.deauth.mac_addr)))
555 mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING,
556 false);
557
558 return 0;
559 }
560
561 /*
562 * This function handles the command response of ad-hoc stop.
563 *
564 * The function resets the connection state in driver.
565 */
mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)566 static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv,
567 struct host_cmd_ds_command *resp)
568 {
569 mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING, false);
570 return 0;
571 }
572
573 /*
574 * This function handles the command response of set/get v1 key material.
575 *
576 * Handling includes updating the driver parameters to reflect the
577 * changes.
578 */
mwifiex_ret_802_11_key_material_v1(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)579 static int mwifiex_ret_802_11_key_material_v1(struct mwifiex_private *priv,
580 struct host_cmd_ds_command *resp)
581 {
582 struct host_cmd_ds_802_11_key_material *key =
583 &resp->params.key_material;
584 int len;
585
586 len = le16_to_cpu(key->key_param_set.key_len);
587 if (len > sizeof(key->key_param_set.key))
588 return -EINVAL;
589
590 if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) {
591 if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) {
592 mwifiex_dbg(priv->adapter, INFO,
593 "info: key: GTK is set\n");
594 priv->wpa_is_gtk_set = true;
595 priv->scan_block = false;
596 priv->port_open = true;
597 }
598 }
599
600 memset(priv->aes_key.key_param_set.key, 0,
601 sizeof(key->key_param_set.key));
602 priv->aes_key.key_param_set.key_len = cpu_to_le16(len);
603 memcpy(priv->aes_key.key_param_set.key, key->key_param_set.key, len);
604
605 return 0;
606 }
607
608 /*
609 * This function handles the command response of set/get v2 key material.
610 *
611 * Handling includes updating the driver parameters to reflect the
612 * changes.
613 */
mwifiex_ret_802_11_key_material_v2(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)614 static int mwifiex_ret_802_11_key_material_v2(struct mwifiex_private *priv,
615 struct host_cmd_ds_command *resp)
616 {
617 struct host_cmd_ds_802_11_key_material_v2 *key_v2;
618 int len;
619
620 key_v2 = &resp->params.key_material_v2;
621
622 len = le16_to_cpu(key_v2->key_param_set.key_params.aes.key_len);
623 if (len > sizeof(key_v2->key_param_set.key_params.aes.key))
624 return -EINVAL;
625
626 if (le16_to_cpu(key_v2->action) == HostCmd_ACT_GEN_SET) {
627 if ((le16_to_cpu(key_v2->key_param_set.key_info) & KEY_MCAST)) {
628 mwifiex_dbg(priv->adapter, INFO, "info: key: GTK is set\n");
629 priv->wpa_is_gtk_set = true;
630 priv->scan_block = false;
631 priv->port_open = true;
632 }
633 }
634
635 if (key_v2->key_param_set.key_type != KEY_TYPE_ID_AES)
636 return 0;
637
638 memset(priv->aes_key_v2.key_param_set.key_params.aes.key, 0,
639 sizeof(key_v2->key_param_set.key_params.aes.key));
640 priv->aes_key_v2.key_param_set.key_params.aes.key_len =
641 cpu_to_le16(len);
642 memcpy(priv->aes_key_v2.key_param_set.key_params.aes.key,
643 key_v2->key_param_set.key_params.aes.key, len);
644
645 return 0;
646 }
647
648 /* Wrapper function for processing response of key material command */
mwifiex_ret_802_11_key_material(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)649 static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv,
650 struct host_cmd_ds_command *resp)
651 {
652 if (priv->adapter->key_api_major_ver == KEY_API_VER_MAJOR_V2)
653 return mwifiex_ret_802_11_key_material_v2(priv, resp);
654 else
655 return mwifiex_ret_802_11_key_material_v1(priv, resp);
656 }
657
658 /*
659 * This function handles the command response of get 11d domain information.
660 */
mwifiex_ret_802_11d_domain_info(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)661 static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv,
662 struct host_cmd_ds_command *resp)
663 {
664 struct host_cmd_ds_802_11d_domain_info_rsp *domain_info =
665 &resp->params.domain_info_resp;
666 struct mwifiex_ietypes_domain_param_set *domain = &domain_info->domain;
667 u16 action = le16_to_cpu(domain_info->action);
668 u8 no_of_triplet;
669
670 no_of_triplet = (u8) ((le16_to_cpu(domain->header.len)
671 - IEEE80211_COUNTRY_STRING_LEN)
672 / sizeof(struct ieee80211_country_ie_triplet));
673
674 mwifiex_dbg(priv->adapter, INFO,
675 "info: 11D Domain Info Resp: no_of_triplet=%d\n",
676 no_of_triplet);
677
678 if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) {
679 mwifiex_dbg(priv->adapter, FATAL,
680 "11D: invalid number of triplets %d returned\n",
681 no_of_triplet);
682 return -1;
683 }
684
685 switch (action) {
686 case HostCmd_ACT_GEN_SET: /* Proc Set Action */
687 break;
688 case HostCmd_ACT_GEN_GET:
689 break;
690 default:
691 mwifiex_dbg(priv->adapter, ERROR,
692 "11D: invalid action:%d\n", domain_info->action);
693 return -1;
694 }
695
696 return 0;
697 }
698
699 /*
700 * This function handles the command response of get extended version.
701 *
702 * Handling includes forming the extended version string and sending it
703 * to application.
704 */
mwifiex_ret_ver_ext(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,struct host_cmd_ds_version_ext * version_ext)705 static int mwifiex_ret_ver_ext(struct mwifiex_private *priv,
706 struct host_cmd_ds_command *resp,
707 struct host_cmd_ds_version_ext *version_ext)
708 {
709 struct host_cmd_ds_version_ext *ver_ext = &resp->params.verext;
710
711 if (test_and_clear_bit(MWIFIEX_IS_REQUESTING_FW_VEREXT, &priv->adapter->work_flags)) {
712 if (strncmp(ver_ext->version_str, "ChipRev:20, BB:9b(10.00), RF:40(21)",
713 MWIFIEX_VERSION_STR_LENGTH) == 0) {
714 struct mwifiex_ds_auto_ds auto_ds = {
715 .auto_ds = DEEP_SLEEP_OFF,
716 };
717
718 mwifiex_dbg(priv->adapter, MSG,
719 "Bad HW revision detected, disabling deep sleep\n");
720
721 if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
722 DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, false)) {
723 mwifiex_dbg(priv->adapter, MSG,
724 "Disabling deep sleep failed.\n");
725 }
726 }
727
728 return 0;
729 }
730
731 if (version_ext) {
732 version_ext->version_str_sel = ver_ext->version_str_sel;
733 memcpy(version_ext->version_str, ver_ext->version_str,
734 MWIFIEX_VERSION_STR_LENGTH);
735 memcpy(priv->version_str, ver_ext->version_str,
736 MWIFIEX_VERSION_STR_LENGTH);
737
738 /* Ensure the version string from the firmware is 0-terminated */
739 priv->version_str[MWIFIEX_VERSION_STR_LENGTH - 1] = '\0';
740 }
741 return 0;
742 }
743
744 /*
745 * This function handles the command response of remain on channel.
746 */
747 static int
mwifiex_ret_remain_on_chan(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,struct host_cmd_ds_remain_on_chan * roc_cfg)748 mwifiex_ret_remain_on_chan(struct mwifiex_private *priv,
749 struct host_cmd_ds_command *resp,
750 struct host_cmd_ds_remain_on_chan *roc_cfg)
751 {
752 struct host_cmd_ds_remain_on_chan *resp_cfg = &resp->params.roc_cfg;
753
754 if (roc_cfg)
755 memcpy(roc_cfg, resp_cfg, sizeof(*roc_cfg));
756
757 return 0;
758 }
759
760 /*
761 * This function handles the command response of P2P mode cfg.
762 */
763 static int
mwifiex_ret_p2p_mode_cfg(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,void * data_buf)764 mwifiex_ret_p2p_mode_cfg(struct mwifiex_private *priv,
765 struct host_cmd_ds_command *resp,
766 void *data_buf)
767 {
768 struct host_cmd_ds_p2p_mode_cfg *mode_cfg = &resp->params.mode_cfg;
769
770 if (data_buf)
771 put_unaligned_le16(le16_to_cpu(mode_cfg->mode), data_buf);
772
773 return 0;
774 }
775
776 /* This function handles the command response of mem_access command
777 */
778 static int
mwifiex_ret_mem_access(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,void * pioctl_buf)779 mwifiex_ret_mem_access(struct mwifiex_private *priv,
780 struct host_cmd_ds_command *resp, void *pioctl_buf)
781 {
782 struct host_cmd_ds_mem_access *mem = (void *)&resp->params.mem;
783
784 priv->mem_rw.addr = le32_to_cpu(mem->addr);
785 priv->mem_rw.value = le32_to_cpu(mem->value);
786
787 return 0;
788 }
789 /*
790 * This function handles the command response of register access.
791 *
792 * The register value and offset are returned to the user. For EEPROM
793 * access, the byte count is also returned.
794 */
mwifiex_ret_reg_access(u16 type,struct host_cmd_ds_command * resp,void * data_buf)795 static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp,
796 void *data_buf)
797 {
798 struct mwifiex_ds_reg_rw *reg_rw;
799 struct mwifiex_ds_read_eeprom *eeprom;
800 union reg {
801 struct host_cmd_ds_mac_reg_access *mac;
802 struct host_cmd_ds_bbp_reg_access *bbp;
803 struct host_cmd_ds_rf_reg_access *rf;
804 struct host_cmd_ds_pmic_reg_access *pmic;
805 struct host_cmd_ds_802_11_eeprom_access *eeprom;
806 } r;
807
808 if (!data_buf)
809 return 0;
810
811 reg_rw = data_buf;
812 eeprom = data_buf;
813 switch (type) {
814 case HostCmd_CMD_MAC_REG_ACCESS:
815 r.mac = &resp->params.mac_reg;
816 reg_rw->offset = (u32) le16_to_cpu(r.mac->offset);
817 reg_rw->value = le32_to_cpu(r.mac->value);
818 break;
819 case HostCmd_CMD_BBP_REG_ACCESS:
820 r.bbp = &resp->params.bbp_reg;
821 reg_rw->offset = (u32) le16_to_cpu(r.bbp->offset);
822 reg_rw->value = (u32) r.bbp->value;
823 break;
824
825 case HostCmd_CMD_RF_REG_ACCESS:
826 r.rf = &resp->params.rf_reg;
827 reg_rw->offset = (u32) le16_to_cpu(r.rf->offset);
828 reg_rw->value = (u32) r.bbp->value;
829 break;
830 case HostCmd_CMD_PMIC_REG_ACCESS:
831 r.pmic = &resp->params.pmic_reg;
832 reg_rw->offset = (u32) le16_to_cpu(r.pmic->offset);
833 reg_rw->value = (u32) r.pmic->value;
834 break;
835 case HostCmd_CMD_CAU_REG_ACCESS:
836 r.rf = &resp->params.rf_reg;
837 reg_rw->offset = (u32) le16_to_cpu(r.rf->offset);
838 reg_rw->value = (u32) r.rf->value;
839 break;
840 case HostCmd_CMD_802_11_EEPROM_ACCESS:
841 r.eeprom = &resp->params.eeprom;
842 pr_debug("info: EEPROM read len=%x\n",
843 le16_to_cpu(r.eeprom->byte_count));
844 if (eeprom->byte_count < le16_to_cpu(r.eeprom->byte_count)) {
845 eeprom->byte_count = 0;
846 pr_debug("info: EEPROM read length is too big\n");
847 return -1;
848 }
849 eeprom->offset = le16_to_cpu(r.eeprom->offset);
850 eeprom->byte_count = le16_to_cpu(r.eeprom->byte_count);
851 if (eeprom->byte_count > 0)
852 memcpy(&eeprom->value, &r.eeprom->value,
853 min((u16)MAX_EEPROM_DATA, eeprom->byte_count));
854 break;
855 default:
856 return -1;
857 }
858 return 0;
859 }
860
861 /*
862 * This function handles the command response of get IBSS coalescing status.
863 *
864 * If the received BSSID is different than the current one, the current BSSID,
865 * beacon interval, ATIM window and ERP information are updated, along with
866 * changing the ad-hoc state accordingly.
867 */
mwifiex_ret_ibss_coalescing_status(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)868 static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv,
869 struct host_cmd_ds_command *resp)
870 {
871 struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp =
872 &(resp->params.ibss_coalescing);
873
874 if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET)
875 return 0;
876
877 mwifiex_dbg(priv->adapter, INFO,
878 "info: new BSSID %pM\n", ibss_coal_resp->bssid);
879
880 /* If rsp has NULL BSSID, Just return..... No Action */
881 if (is_zero_ether_addr(ibss_coal_resp->bssid)) {
882 mwifiex_dbg(priv->adapter, FATAL, "new BSSID is NULL\n");
883 return 0;
884 }
885
886 /* If BSSID is diff, modify current BSS parameters */
887 if (!ether_addr_equal(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid)) {
888 /* BSSID */
889 memcpy(priv->curr_bss_params.bss_descriptor.mac_address,
890 ibss_coal_resp->bssid, ETH_ALEN);
891
892 /* Beacon Interval */
893 priv->curr_bss_params.bss_descriptor.beacon_period
894 = le16_to_cpu(ibss_coal_resp->beacon_interval);
895
896 /* ERP Information */
897 priv->curr_bss_params.bss_descriptor.erp_flags =
898 (u8) le16_to_cpu(ibss_coal_resp->use_g_rate_protect);
899
900 priv->adhoc_state = ADHOC_COALESCED;
901 }
902
903 return 0;
904 }
mwifiex_ret_tdls_oper(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)905 static int mwifiex_ret_tdls_oper(struct mwifiex_private *priv,
906 struct host_cmd_ds_command *resp)
907 {
908 struct host_cmd_ds_tdls_oper *cmd_tdls_oper = &resp->params.tdls_oper;
909 u16 reason = le16_to_cpu(cmd_tdls_oper->reason);
910 u16 action = le16_to_cpu(cmd_tdls_oper->tdls_action);
911 struct mwifiex_sta_node *node =
912 mwifiex_get_sta_entry(priv, cmd_tdls_oper->peer_mac);
913
914 switch (action) {
915 case ACT_TDLS_DELETE:
916 if (reason) {
917 if (!node || reason == TDLS_ERR_LINK_NONEXISTENT)
918 mwifiex_dbg(priv->adapter, MSG,
919 "TDLS link delete for %pM failed: reason %d\n",
920 cmd_tdls_oper->peer_mac, reason);
921 else
922 mwifiex_dbg(priv->adapter, ERROR,
923 "TDLS link delete for %pM failed: reason %d\n",
924 cmd_tdls_oper->peer_mac, reason);
925 } else {
926 mwifiex_dbg(priv->adapter, MSG,
927 "TDLS link delete for %pM successful\n",
928 cmd_tdls_oper->peer_mac);
929 }
930 break;
931 case ACT_TDLS_CREATE:
932 if (reason) {
933 mwifiex_dbg(priv->adapter, ERROR,
934 "TDLS link creation for %pM failed: reason %d",
935 cmd_tdls_oper->peer_mac, reason);
936 if (node && reason != TDLS_ERR_LINK_EXISTS)
937 node->tdls_status = TDLS_SETUP_FAILURE;
938 } else {
939 mwifiex_dbg(priv->adapter, MSG,
940 "TDLS link creation for %pM successful",
941 cmd_tdls_oper->peer_mac);
942 }
943 break;
944 case ACT_TDLS_CONFIG:
945 if (reason) {
946 mwifiex_dbg(priv->adapter, ERROR,
947 "TDLS link config for %pM failed, reason %d\n",
948 cmd_tdls_oper->peer_mac, reason);
949 if (node)
950 node->tdls_status = TDLS_SETUP_FAILURE;
951 } else {
952 mwifiex_dbg(priv->adapter, MSG,
953 "TDLS link config for %pM successful\n",
954 cmd_tdls_oper->peer_mac);
955 }
956 break;
957 default:
958 mwifiex_dbg(priv->adapter, ERROR,
959 "Unknown TDLS command action response %d", action);
960 return -1;
961 }
962
963 return 0;
964 }
965 /*
966 * This function handles the command response for subscribe event command.
967 */
mwifiex_ret_subsc_evt(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)968 static int mwifiex_ret_subsc_evt(struct mwifiex_private *priv,
969 struct host_cmd_ds_command *resp)
970 {
971 struct host_cmd_ds_802_11_subsc_evt *cmd_sub_event =
972 &resp->params.subsc_evt;
973
974 /* For every subscribe event command (Get/Set/Clear), FW reports the
975 * current set of subscribed events*/
976 mwifiex_dbg(priv->adapter, EVENT,
977 "Bitmap of currently subscribed events: %16x\n",
978 le16_to_cpu(cmd_sub_event->events));
979
980 return 0;
981 }
982
mwifiex_ret_uap_sta_list(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)983 static int mwifiex_ret_uap_sta_list(struct mwifiex_private *priv,
984 struct host_cmd_ds_command *resp)
985 {
986 struct host_cmd_ds_sta_list *sta_list =
987 &resp->params.sta_list;
988 struct mwifiex_ie_types_sta_info *sta_info = (void *)&sta_list->tlv;
989 int i;
990 struct mwifiex_sta_node *sta_node;
991
992 for (i = 0; i < (le16_to_cpu(sta_list->sta_count)); i++) {
993 sta_node = mwifiex_get_sta_entry(priv, sta_info->mac);
994 if (unlikely(!sta_node))
995 continue;
996
997 sta_node->stats.rssi = sta_info->rssi;
998 sta_info++;
999 }
1000
1001 return 0;
1002 }
1003
1004 /* This function handles the command response of set_cfg_data */
mwifiex_ret_cfg_data(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)1005 static int mwifiex_ret_cfg_data(struct mwifiex_private *priv,
1006 struct host_cmd_ds_command *resp)
1007 {
1008 if (resp->result != HostCmd_RESULT_OK) {
1009 mwifiex_dbg(priv->adapter, ERROR, "Cal data cmd resp failed\n");
1010 return -1;
1011 }
1012
1013 return 0;
1014 }
1015
1016 /** This Function handles the command response of sdio rx aggr */
mwifiex_ret_sdio_rx_aggr_cfg(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)1017 static int mwifiex_ret_sdio_rx_aggr_cfg(struct mwifiex_private *priv,
1018 struct host_cmd_ds_command *resp)
1019 {
1020 struct mwifiex_adapter *adapter = priv->adapter;
1021 struct host_cmd_sdio_sp_rx_aggr_cfg *cfg =
1022 &resp->params.sdio_rx_aggr_cfg;
1023
1024 adapter->sdio_rx_aggr_enable = cfg->enable;
1025 adapter->sdio_rx_block_size = le16_to_cpu(cfg->block_size);
1026
1027 return 0;
1028 }
1029
mwifiex_ret_robust_coex(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,bool * is_timeshare)1030 static int mwifiex_ret_robust_coex(struct mwifiex_private *priv,
1031 struct host_cmd_ds_command *resp,
1032 bool *is_timeshare)
1033 {
1034 struct host_cmd_ds_robust_coex *coex = &resp->params.coex;
1035 struct mwifiex_ie_types_robust_coex *coex_tlv;
1036 u16 action = le16_to_cpu(coex->action);
1037 u32 mode;
1038
1039 coex_tlv = (struct mwifiex_ie_types_robust_coex
1040 *)((u8 *)coex + sizeof(struct host_cmd_ds_robust_coex));
1041 if (action == HostCmd_ACT_GEN_GET) {
1042 mode = le32_to_cpu(coex_tlv->mode);
1043 if (mode == MWIFIEX_COEX_MODE_TIMESHARE)
1044 *is_timeshare = true;
1045 else
1046 *is_timeshare = false;
1047 }
1048
1049 return 0;
1050 }
1051
1052 static struct ieee80211_regdomain *
mwifiex_create_custom_regdomain(struct mwifiex_private * priv,u8 * buf,u16 buf_len)1053 mwifiex_create_custom_regdomain(struct mwifiex_private *priv,
1054 u8 *buf, u16 buf_len)
1055 {
1056 u16 num_chan = buf_len / 2;
1057 struct ieee80211_regdomain *regd;
1058 struct ieee80211_reg_rule *rule;
1059 bool new_rule;
1060 int idx, freq, prev_freq = 0;
1061 u32 bw, prev_bw = 0;
1062 u8 chflags, prev_chflags = 0, valid_rules = 0;
1063
1064 if (WARN_ON_ONCE(num_chan > NL80211_MAX_SUPP_REG_RULES))
1065 return ERR_PTR(-EINVAL);
1066
1067 regd = kzalloc(struct_size(regd, reg_rules, num_chan), GFP_KERNEL);
1068 if (!regd)
1069 return ERR_PTR(-ENOMEM);
1070
1071 for (idx = 0; idx < num_chan; idx++) {
1072 u8 chan;
1073 enum nl80211_band band;
1074
1075 chan = *buf++;
1076 if (!chan) {
1077 kfree(regd);
1078 return NULL;
1079 }
1080 chflags = *buf++;
1081 band = (chan <= 14) ? NL80211_BAND_2GHZ : NL80211_BAND_5GHZ;
1082 freq = ieee80211_channel_to_frequency(chan, band);
1083 new_rule = false;
1084
1085 if (chflags & MWIFIEX_CHANNEL_DISABLED)
1086 continue;
1087
1088 if (band == NL80211_BAND_5GHZ) {
1089 if (!(chflags & MWIFIEX_CHANNEL_NOHT80))
1090 bw = MHZ_TO_KHZ(80);
1091 else if (!(chflags & MWIFIEX_CHANNEL_NOHT40))
1092 bw = MHZ_TO_KHZ(40);
1093 else
1094 bw = MHZ_TO_KHZ(20);
1095 } else {
1096 if (!(chflags & MWIFIEX_CHANNEL_NOHT40))
1097 bw = MHZ_TO_KHZ(40);
1098 else
1099 bw = MHZ_TO_KHZ(20);
1100 }
1101
1102 if (idx == 0 || prev_chflags != chflags || prev_bw != bw ||
1103 freq - prev_freq > 20) {
1104 valid_rules++;
1105 new_rule = true;
1106 }
1107
1108 rule = ®d->reg_rules[valid_rules - 1];
1109
1110 rule->freq_range.end_freq_khz = MHZ_TO_KHZ(freq + 10);
1111
1112 prev_chflags = chflags;
1113 prev_freq = freq;
1114 prev_bw = bw;
1115
1116 if (!new_rule)
1117 continue;
1118
1119 rule->freq_range.start_freq_khz = MHZ_TO_KHZ(freq - 10);
1120 rule->power_rule.max_eirp = DBM_TO_MBM(19);
1121
1122 if (chflags & MWIFIEX_CHANNEL_PASSIVE)
1123 rule->flags = NL80211_RRF_NO_IR;
1124
1125 if (chflags & MWIFIEX_CHANNEL_DFS)
1126 rule->flags = NL80211_RRF_DFS;
1127
1128 rule->freq_range.max_bandwidth_khz = bw;
1129 }
1130
1131 regd->n_reg_rules = valid_rules;
1132 regd->alpha2[0] = '9';
1133 regd->alpha2[1] = '9';
1134
1135 return regd;
1136 }
1137
mwifiex_ret_chan_region_cfg(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)1138 static int mwifiex_ret_chan_region_cfg(struct mwifiex_private *priv,
1139 struct host_cmd_ds_command *resp)
1140 {
1141 struct host_cmd_ds_chan_region_cfg *reg = &resp->params.reg_cfg;
1142 u16 action = le16_to_cpu(reg->action);
1143 u16 tlv, tlv_buf_len, tlv_buf_left;
1144 struct mwifiex_ie_types_header *head;
1145 struct ieee80211_regdomain *regd;
1146 u8 *tlv_buf;
1147
1148 if (action != HostCmd_ACT_GEN_GET)
1149 return 0;
1150
1151 tlv_buf = (u8 *)reg + sizeof(*reg);
1152 tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*reg);
1153
1154 while (tlv_buf_left >= sizeof(*head)) {
1155 head = (struct mwifiex_ie_types_header *)tlv_buf;
1156 tlv = le16_to_cpu(head->type);
1157 tlv_buf_len = le16_to_cpu(head->len);
1158
1159 if (tlv_buf_left < (sizeof(*head) + tlv_buf_len))
1160 break;
1161
1162 switch (tlv) {
1163 case TLV_TYPE_CHAN_ATTR_CFG:
1164 mwifiex_dbg_dump(priv->adapter, CMD_D, "CHAN:",
1165 (u8 *)head + sizeof(*head),
1166 tlv_buf_len);
1167 regd = mwifiex_create_custom_regdomain(priv,
1168 (u8 *)head + sizeof(*head), tlv_buf_len);
1169 if (!IS_ERR(regd))
1170 priv->adapter->regd = regd;
1171 break;
1172 }
1173
1174 tlv_buf += (sizeof(*head) + tlv_buf_len);
1175 tlv_buf_left -= (sizeof(*head) + tlv_buf_len);
1176 }
1177
1178 return 0;
1179 }
1180
mwifiex_ret_pkt_aggr_ctrl(struct mwifiex_private * priv,struct host_cmd_ds_command * resp)1181 static int mwifiex_ret_pkt_aggr_ctrl(struct mwifiex_private *priv,
1182 struct host_cmd_ds_command *resp)
1183 {
1184 struct host_cmd_ds_pkt_aggr_ctrl *pkt_aggr_ctrl =
1185 &resp->params.pkt_aggr_ctrl;
1186 struct mwifiex_adapter *adapter = priv->adapter;
1187
1188 adapter->bus_aggr.enable = le16_to_cpu(pkt_aggr_ctrl->enable);
1189 if (adapter->bus_aggr.enable)
1190 adapter->intf_hdr_len = INTF_HEADER_LEN;
1191 adapter->bus_aggr.mode = MWIFIEX_BUS_AGGR_MODE_LEN_V2;
1192 adapter->bus_aggr.tx_aggr_max_size =
1193 le16_to_cpu(pkt_aggr_ctrl->tx_aggr_max_size);
1194 adapter->bus_aggr.tx_aggr_max_num =
1195 le16_to_cpu(pkt_aggr_ctrl->tx_aggr_max_num);
1196 adapter->bus_aggr.tx_aggr_align =
1197 le16_to_cpu(pkt_aggr_ctrl->tx_aggr_align);
1198
1199 return 0;
1200 }
1201
mwifiex_ret_get_chan_info(struct mwifiex_private * priv,struct host_cmd_ds_command * resp,struct mwifiex_channel_band * channel_band)1202 static int mwifiex_ret_get_chan_info(struct mwifiex_private *priv,
1203 struct host_cmd_ds_command *resp,
1204 struct mwifiex_channel_band *channel_band)
1205 {
1206 struct host_cmd_ds_sta_configure *sta_cfg_cmd = &resp->params.sta_cfg;
1207 struct host_cmd_tlv_channel_band *tlv_band_channel;
1208
1209 tlv_band_channel =
1210 (struct host_cmd_tlv_channel_band *)sta_cfg_cmd->tlv_buffer;
1211 memcpy(&channel_band->band_config, &tlv_band_channel->band_config,
1212 sizeof(struct mwifiex_band_config));
1213 channel_band->channel = tlv_band_channel->channel;
1214
1215 return 0;
1216 }
1217
1218 /*
1219 * This function handles the command responses.
1220 *
1221 * This is a generic function, which calls command specific
1222 * response handlers based on the command ID.
1223 */
mwifiex_process_sta_cmdresp(struct mwifiex_private * priv,u16 cmdresp_no,struct host_cmd_ds_command * resp)1224 int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
1225 struct host_cmd_ds_command *resp)
1226 {
1227 int ret = 0;
1228 struct mwifiex_adapter *adapter = priv->adapter;
1229 void *data_buf = adapter->curr_cmd->data_buf;
1230
1231 /* If the command is not successful, cleanup and return failure */
1232 if (resp->result != HostCmd_RESULT_OK) {
1233 mwifiex_process_cmdresp_error(priv, resp);
1234 return -1;
1235 }
1236 /* Command successful, handle response */
1237 switch (cmdresp_no) {
1238 case HostCmd_CMD_GET_HW_SPEC:
1239 ret = mwifiex_ret_get_hw_spec(priv, resp);
1240 break;
1241 case HostCmd_CMD_CFG_DATA:
1242 ret = mwifiex_ret_cfg_data(priv, resp);
1243 break;
1244 case HostCmd_CMD_MAC_CONTROL:
1245 break;
1246 case HostCmd_CMD_802_11_MAC_ADDRESS:
1247 ret = mwifiex_ret_802_11_mac_address(priv, resp);
1248 break;
1249 case HostCmd_CMD_MAC_MULTICAST_ADR:
1250 ret = mwifiex_ret_mac_multicast_adr(priv, resp);
1251 break;
1252 case HostCmd_CMD_TX_RATE_CFG:
1253 ret = mwifiex_ret_tx_rate_cfg(priv, resp);
1254 break;
1255 case HostCmd_CMD_802_11_SCAN:
1256 ret = mwifiex_ret_802_11_scan(priv, resp);
1257 adapter->curr_cmd->wait_q_enabled = false;
1258 break;
1259 case HostCmd_CMD_802_11_SCAN_EXT:
1260 ret = mwifiex_ret_802_11_scan_ext(priv, resp);
1261 adapter->curr_cmd->wait_q_enabled = false;
1262 break;
1263 case HostCmd_CMD_802_11_BG_SCAN_QUERY:
1264 ret = mwifiex_ret_802_11_scan(priv, resp);
1265 cfg80211_sched_scan_results(priv->wdev.wiphy, 0);
1266 mwifiex_dbg(adapter, CMD,
1267 "info: CMD_RESP: BG_SCAN result is ready!\n");
1268 break;
1269 case HostCmd_CMD_802_11_BG_SCAN_CONFIG:
1270 break;
1271 case HostCmd_CMD_TXPWR_CFG:
1272 ret = mwifiex_ret_tx_power_cfg(priv, resp);
1273 break;
1274 case HostCmd_CMD_RF_TX_PWR:
1275 ret = mwifiex_ret_rf_tx_power(priv, resp);
1276 break;
1277 case HostCmd_CMD_RF_ANTENNA:
1278 ret = mwifiex_ret_rf_antenna(priv, resp);
1279 break;
1280 case HostCmd_CMD_802_11_PS_MODE_ENH:
1281 ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf);
1282 break;
1283 case HostCmd_CMD_802_11_HS_CFG_ENH:
1284 ret = mwifiex_ret_802_11_hs_cfg(priv, resp);
1285 break;
1286 case HostCmd_CMD_802_11_ASSOCIATE:
1287 ret = mwifiex_ret_802_11_associate(priv, resp);
1288 break;
1289 case HostCmd_CMD_802_11_DEAUTHENTICATE:
1290 ret = mwifiex_ret_802_11_deauthenticate(priv, resp);
1291 break;
1292 case HostCmd_CMD_802_11_AD_HOC_START:
1293 case HostCmd_CMD_802_11_AD_HOC_JOIN:
1294 ret = mwifiex_ret_802_11_ad_hoc(priv, resp);
1295 break;
1296 case HostCmd_CMD_802_11_AD_HOC_STOP:
1297 ret = mwifiex_ret_802_11_ad_hoc_stop(priv, resp);
1298 break;
1299 case HostCmd_CMD_802_11_GET_LOG:
1300 ret = mwifiex_ret_get_log(priv, resp, data_buf);
1301 break;
1302 case HostCmd_CMD_RSSI_INFO:
1303 ret = mwifiex_ret_802_11_rssi_info(priv, resp);
1304 break;
1305 case HostCmd_CMD_802_11_SNMP_MIB:
1306 ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf);
1307 break;
1308 case HostCmd_CMD_802_11_TX_RATE_QUERY:
1309 ret = mwifiex_ret_802_11_tx_rate_query(priv, resp);
1310 break;
1311 case HostCmd_CMD_VERSION_EXT:
1312 ret = mwifiex_ret_ver_ext(priv, resp, data_buf);
1313 break;
1314 case HostCmd_CMD_REMAIN_ON_CHAN:
1315 ret = mwifiex_ret_remain_on_chan(priv, resp, data_buf);
1316 break;
1317 case HostCmd_CMD_11AC_CFG:
1318 break;
1319 case HostCmd_CMD_PACKET_AGGR_CTRL:
1320 ret = mwifiex_ret_pkt_aggr_ctrl(priv, resp);
1321 break;
1322 case HostCmd_CMD_P2P_MODE_CFG:
1323 ret = mwifiex_ret_p2p_mode_cfg(priv, resp, data_buf);
1324 break;
1325 case HostCmd_CMD_MGMT_FRAME_REG:
1326 case HostCmd_CMD_FUNC_INIT:
1327 case HostCmd_CMD_FUNC_SHUTDOWN:
1328 break;
1329 case HostCmd_CMD_802_11_KEY_MATERIAL:
1330 ret = mwifiex_ret_802_11_key_material(priv, resp);
1331 break;
1332 case HostCmd_CMD_802_11D_DOMAIN_INFO:
1333 ret = mwifiex_ret_802_11d_domain_info(priv, resp);
1334 break;
1335 case HostCmd_CMD_11N_ADDBA_REQ:
1336 ret = mwifiex_ret_11n_addba_req(priv, resp);
1337 break;
1338 case HostCmd_CMD_11N_DELBA:
1339 ret = mwifiex_ret_11n_delba(priv, resp);
1340 break;
1341 case HostCmd_CMD_11N_ADDBA_RSP:
1342 ret = mwifiex_ret_11n_addba_resp(priv, resp);
1343 break;
1344 case HostCmd_CMD_RECONFIGURE_TX_BUFF:
1345 if (0xffff == (u16)le16_to_cpu(resp->params.tx_buf.buff_size)) {
1346 if (adapter->iface_type == MWIFIEX_USB &&
1347 adapter->usb_mc_setup) {
1348 if (adapter->if_ops.multi_port_resync)
1349 adapter->if_ops.
1350 multi_port_resync(adapter);
1351 adapter->usb_mc_setup = false;
1352 adapter->tx_lock_flag = false;
1353 }
1354 break;
1355 }
1356 adapter->tx_buf_size = (u16) le16_to_cpu(resp->params.
1357 tx_buf.buff_size);
1358 adapter->tx_buf_size = (adapter->tx_buf_size
1359 / MWIFIEX_SDIO_BLOCK_SIZE)
1360 * MWIFIEX_SDIO_BLOCK_SIZE;
1361 adapter->curr_tx_buf_size = adapter->tx_buf_size;
1362 mwifiex_dbg(adapter, CMD, "cmd: curr_tx_buf_size=%d\n",
1363 adapter->curr_tx_buf_size);
1364
1365 if (adapter->if_ops.update_mp_end_port)
1366 adapter->if_ops.update_mp_end_port(adapter,
1367 le16_to_cpu(resp->params.tx_buf.mp_end_port));
1368 break;
1369 case HostCmd_CMD_AMSDU_AGGR_CTRL:
1370 break;
1371 case HostCmd_CMD_WMM_GET_STATUS:
1372 ret = mwifiex_ret_wmm_get_status(priv, resp);
1373 break;
1374 case HostCmd_CMD_802_11_IBSS_COALESCING_STATUS:
1375 ret = mwifiex_ret_ibss_coalescing_status(priv, resp);
1376 break;
1377 case HostCmd_CMD_MEM_ACCESS:
1378 ret = mwifiex_ret_mem_access(priv, resp, data_buf);
1379 break;
1380 case HostCmd_CMD_MAC_REG_ACCESS:
1381 case HostCmd_CMD_BBP_REG_ACCESS:
1382 case HostCmd_CMD_RF_REG_ACCESS:
1383 case HostCmd_CMD_PMIC_REG_ACCESS:
1384 case HostCmd_CMD_CAU_REG_ACCESS:
1385 case HostCmd_CMD_802_11_EEPROM_ACCESS:
1386 ret = mwifiex_ret_reg_access(cmdresp_no, resp, data_buf);
1387 break;
1388 case HostCmd_CMD_SET_BSS_MODE:
1389 break;
1390 case HostCmd_CMD_11N_CFG:
1391 break;
1392 case HostCmd_CMD_PCIE_DESC_DETAILS:
1393 break;
1394 case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
1395 ret = mwifiex_ret_subsc_evt(priv, resp);
1396 break;
1397 case HostCmd_CMD_UAP_SYS_CONFIG:
1398 break;
1399 case HOST_CMD_APCMD_STA_LIST:
1400 ret = mwifiex_ret_uap_sta_list(priv, resp);
1401 break;
1402 case HostCmd_CMD_UAP_BSS_START:
1403 adapter->tx_lock_flag = false;
1404 adapter->pps_uapsd_mode = false;
1405 adapter->delay_null_pkt = false;
1406 priv->bss_started = 1;
1407 break;
1408 case HostCmd_CMD_UAP_BSS_STOP:
1409 priv->bss_started = 0;
1410 break;
1411 case HostCmd_CMD_UAP_STA_DEAUTH:
1412 break;
1413 case HOST_CMD_APCMD_SYS_RESET:
1414 break;
1415 case HostCmd_CMD_MEF_CFG:
1416 break;
1417 case HostCmd_CMD_COALESCE_CFG:
1418 break;
1419 case HostCmd_CMD_TDLS_OPER:
1420 ret = mwifiex_ret_tdls_oper(priv, resp);
1421 break;
1422 case HostCmd_CMD_MC_POLICY:
1423 break;
1424 case HostCmd_CMD_CHAN_REPORT_REQUEST:
1425 break;
1426 case HostCmd_CMD_SDIO_SP_RX_AGGR_CFG:
1427 ret = mwifiex_ret_sdio_rx_aggr_cfg(priv, resp);
1428 break;
1429 case HostCmd_CMD_HS_WAKEUP_REASON:
1430 ret = mwifiex_ret_wakeup_reason(priv, resp, data_buf);
1431 break;
1432 case HostCmd_CMD_TDLS_CONFIG:
1433 break;
1434 case HostCmd_CMD_ROBUST_COEX:
1435 ret = mwifiex_ret_robust_coex(priv, resp, data_buf);
1436 break;
1437 case HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG:
1438 break;
1439 case HostCmd_CMD_CHAN_REGION_CFG:
1440 ret = mwifiex_ret_chan_region_cfg(priv, resp);
1441 break;
1442 case HostCmd_CMD_STA_CONFIGURE:
1443 ret = mwifiex_ret_get_chan_info(priv, resp, data_buf);
1444 break;
1445 default:
1446 mwifiex_dbg(adapter, ERROR,
1447 "CMD_RESP: unknown cmd response %#x\n",
1448 resp->command);
1449 break;
1450 }
1451
1452 return ret;
1453 }
1454